单词：spheric grinding machine
单词：spheric grinding machine 相关文章
1765 、 横纹刨 blockplane 1766 、 横梁 beam 1767 、 横锉法 crossfiling 1768 、 树心 pith 1769 、 树皮 bark 1770 、 树根 root 1771 、 树脂 resin 1772 、 树脂胶 resinglue 1773
英文名句短语
41.Supposition 猜测 1.They'll be taking some exercise. 2.This house must be at least 1oo years old. 3.The bus must have gone . 4.He can't have remembered. 5.You must be joking. 6.Maybe he has too much money. 7.I guess he'll fail the exam. 8.They're
英语口语每天说
Dialog 1 Where is a good place to eat around here? What kind of food are you hungry for? I'm in the mood for piza. There is a piza place on the corner of avenue quay, it's pretty good. Is it expensive? No, the prices are pretty reasonable. Dialog 2
英语会话速成
U.S. President Barack Obama travels Friday to Trinidad and Tobago to attend the fifth Summit of the Americas, a gathering of all hemispheric leaders minus Cuba. U.S. officials say the summit is an opportunity to forge a regional response to the glob
VOA标准英语2009年(四月)
[00:00.00]601.It's all over,why torture yourself. [00:02.19]一切都已过去，为什么还要折磨自己。 [00:04.39]602.Words move fast. [00:05.51]人言可畏。 [00:06.64]603.He is he,I am me. [00:08.22]他就是他，我就是我。 [00:09.8
美国常用口俚语
In the front of its lower jaw there are eight sharp teeth for nipping. There are no teeth in its upper jaw opposite these, but there is a hard pad instead. At the back of its mouth the sheep has six teeth with flat tops on each side of each jaw. Thes
英国学生科学读本